1956 Mack C-49 DT (Metropolitan Transit Authority 2250-2299 series).

Beginning with massive conversion of Jamaica Plain streetcar lines in 1955, large quantities of Mack diesel buses were purchased as replacements for Type 5 streetcars and trolley coaches. In 1955, a first batch of 45 model C-49DT buses numbered 2205-2249 arrived, in 1956 fifty more coaches were delivered (2250-2299 series) and last batch of thirty buses numbered 100-129 arrived in 1958.
[This special Custom paint order model have all features of the Boston Macks but use the slighlty shorter California version (274 1/2' wheelbase) body as a base].